diff --git a/parm/config/gefs/config.fcst b/parm/config/gefs/config.fcst
index 4dd258477d..dc1843c470 100644
--- a/parm/config/gefs/config.fcst
+++ b/parm/config/gefs/config.fcst
@@ -188,6 +188,7 @@ case ${imp_physics} in
 
         export hord_mt_nh_nonmono=5
         export hord_xx_nh_nonmono=5
+        export hord_dp_nh_nonmono=-5
         export vtdm4_nh_nonmono=0.02
         export nord=2
         if [[ "${TYPE}" == "nh"* ]]; then
@@ -211,6 +212,7 @@ case ${imp_physics} in
 
         export hord_mt_nh_nonmono=5
         export hord_xx_nh_nonmono=5
+        export hord_dp_nh_nonmono=-5
         export vtdm4_nh_nonmono=0.02
         export nord=2
         export d4_bg=0.12
diff --git a/parm/config/gfs/config.fcst b/parm/config/gfs/config.fcst
index c95f8796e5..f631d0085f 100644
--- a/parm/config/gfs/config.fcst
+++ b/parm/config/gfs/config.fcst
@@ -203,6 +203,7 @@ case ${imp_physics} in
 
         export hord_mt_nh_nonmono=5
         export hord_xx_nh_nonmono=5
+        export hord_dp_nh_nonmono=-5
         export vtdm4_nh_nonmono=0.02
         export nord=2
         export dddmp=0.1
@@ -236,6 +237,7 @@ case ${imp_physics} in
 
         export hord_mt_nh_nonmono=5
         export hord_xx_nh_nonmono=5
+        export hord_dp_nh_nonmono=-5
         export vtdm4_nh_nonmono=0.02
         export nord=2
         export d4_bg=0.12
diff --git a/ush/forecast_predet.sh b/ush/forecast_predet.sh
index 19432873e0..e2862c24ad 100755
--- a/ush/forecast_predet.sh
+++ b/ush/forecast_predet.sh
@@ -367,7 +367,7 @@ FV3_predet(){
     if [[ "${TYPE}" == "nh" ]]; then  # non-monotonic and non-hydrostatic
       hord_mt=${hord_mt_nh_nonmono:-"5"}
       hord_xx=${hord_xx_nh_nonmono:-"5"}
-      hord_dp=${hord_xx_nh_nonmono:-"-5"}
+      hord_dp=${hord_dp_nh_nonmono:-"-5"}
     else # non-monotonic and hydrostatic
       hord_mt=${hord_mt_hydro_nonmono:-"10"}
       hord_xx=${hord_xx_hydro_nonmono:-"10"}